2. Rich in glycine, necessary to build healthy DNA and RNA strands and form creatine.

3. Provides proline

4. All forms of collagen are good for your health, but the absorption rate of hydrolyzed collagen is said to be over 90% compared to only 27% or less in food.

Bovine (cow or beef) collagen: Bovine collagen comes from cows, specifically from their skin, bones and muscles. It’s made of mostly types 1 and 3 collagen, which is a good fit considering these are the most abundant types created and found in the human body. It’s a rich supply of glycine and proline, and therefore useful for creatine production, building muscle and also helping the body make its own collagen.